State Highway Commission of Wisconsin (February 1956). Washington Co. (Map). Scale not given. Madison: State Highway Commission of Wisconsin. Retrieved April 29, 2022 – via Historic Map Works.
Wisconsin State Highway Commission (February 1956). Ozaukee Co. (Map). Scale not given. Madison: Wisconsin State Highway Commission. Retrieved April 29, 2022 – via Historic Map Works.
Wisconsin Department of Transportation (January 2021). Ozaukee Co.(PDF) (Map). 1:100,000. Madison: Wisconsin Department of Transportation. Archived from the original(PDF) on February 1, 2022.
Wisconsin Department of Transportation (January 2021). Ozaukee Co.(PDF) (Map). 1:100,000. Madison: Wisconsin Department of Transportation. Archived from the original(PDF) on February 1, 2022.
State Highway Commission of Wisconsin (1939). Official Highway Map of Wisconsin (Map). 1:823,680. Madison. § H9. OCLC430355901. Retrieved April 29, 2022 – via Wisconsin Historical Society.
Bureau of Public Roads (1944). Wisconsin Transportation Map (Map). 1:250,000. Washington, DC: United States Geological Survey. Sheet 9. Retrieved April 29, 2022 – via Wisconsin Historical Society.
State Highway Commission of Wisconsin (1948). Preliminary Traffic Map (Map). c. 1:1,198,000. Madison: State Highway Commission of Wisconsin. OCLC770711221. Retrieved April 29, 2022 – via Wisconsin Historical Society.
wistatedocuments.org
Wisconsin Department of Transportation (December 31, 1982). "Map of Washington County" (Map). Official State Trunk Highway System Maps. Scale not given. Madison: Wisconsin Department of Transportation. p. 72. OCLC61249209. Retrieved April 29, 2022 – via Wisconsin Digital Archives.
Wisconsin Department of Transportation (December 31, 1983). "Map of Washington County" (Map). Official State Trunk Highway System Maps. Scale not given. Madison: Wisconsin Department of Transportation. p. 72. OCLC61249209. Retrieved April 29, 2022 – via Wisconsin Digital Archives.
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State Highway Commission of Wisconsin (1939). Official Highway Map of Wisconsin (Map). 1:823,680. Madison. § H9. OCLC430355901. Retrieved April 29, 2022 – via Wisconsin Historical Society.
State Highway Commission of Wisconsin (1948). Preliminary Traffic Map (Map). c. 1:1,198,000. Madison: State Highway Commission of Wisconsin. OCLC770711221. Retrieved April 29, 2022 – via Wisconsin Historical Society.
Wisconsin Department of Transportation (December 31, 1982). "Map of Washington County" (Map). Official State Trunk Highway System Maps. Scale not given. Madison: Wisconsin Department of Transportation. p. 72. OCLC61249209. Retrieved April 29, 2022 – via Wisconsin Digital Archives.
Wisconsin Department of Transportation (December 31, 1983). "Map of Washington County" (Map). Official State Trunk Highway System Maps. Scale not given. Madison: Wisconsin Department of Transportation. p. 72. OCLC61249209. Retrieved April 29, 2022 – via Wisconsin Digital Archives.
